Home / 1,009,070.24-1,513,610.82-261,116.24

Finding the Fourth Proportional to 1,009,070.24, 1,513,610.82 and 261,116.24

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Solution

The fourth proportional to 1,009,070.24, 1,513,610.82 and 261,116.24 is: 391,675.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,070.24 : 1,513,610.82 = 261,116.24 : x
  2. Step 2: Convert to fraction form
    1,009,070.24/1,513,610.82 = 261,116.24/x
  3. Step 3: Cross multiply
    1,009,070.24x = 1,513,610.82 × 261,116.24
  4. Step 4: Simplify right side
    1,009,070.24x = 395,228,358,573.66
  5. Step 5: Solve for x
    x = 395,228,358,573.66/1,009,070.24
  6. Step 6: Final answer
    x = 391,675.77

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.